Finding the Third Proportional to 11,231.25 and 17,617.13

Step by Step Solution

1. Step 1: Write the proportion equation
   11,231.25 : 17,617.13 = 17,617.13 : x
2. Step 2: Convert to fraction form
   11,231.25/17,617.13 = 17,617.13/x
3. Step 3: Cross multiply
   11,231.25x = 17,617.13 × 17,617.13
4. Step 4: Simplify right side
   11,231.25x = 310,363,093.27
5. Step 5: Solve for x
   x = 310,363,093.27/11,231.25
6. Step 6: Final answer
   x = 27,633.89